Germanic sound shifts

• Germanic a-mutation
• Germanic languages
• Germanic spirant law
• Germanic substrate hypothesis
• Germanic umlaut
• Great Vowel Shift
• Grimm's law
• High German consonant shift
• Holtzmann's law
• Ingvaeonic nasal spirant law
• Proto-Germanic
• Proto-Indo-European language
• Sievers' law
• Verner's law
• West Germanic gemination
• sound change